Piccardi
{{PatentInfo |Inventor=Walter A. Sheaffer |Assignee=Walter A. Sheaffer |Country=US |ApplicationNum=754025 |ApplicationDate=1913-03-13 |PatentNum=1085174 |PatentDate=1914-01-10 |PriorityDate=1913-03-13 |Titolo=Pen-clip |Marca=Sheaffer |Descrizione=Monta...